diff options
| author | Gang Ba <Gang.Ba@amd.com> | 2025-07-08 14:36:13 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-07-28 16:25:19 -0400 |
| commit | 1f02f2044bda1db1fd995bc35961ab075fa7b5a2 (patch) | |
| tree | 8cf5a1bc4dc3f204923d671f4f51f0d674d0d7d8 /lib/crypto/mpi/mpi-sub-ui.c | |
| parent | 284d4dfe850e665f0e7d4dfaf4d3d3da76d11fb0 (diff) | |
drm/amdgpu: Avoid extra evict-restore process.
If vm belongs to another process, this is fclose after fork,
wait may enable signaling KFD eviction fence and cause parent process queue evicted.
[677852.634569] amdkfd_fence_enable_signaling+0x56/0x70 [amdgpu]
[677852.634814] __dma_fence_enable_signaling+0x3e/0xe0
[677852.634820] dma_fence_wait_timeout+0x3a/0x140
[677852.634825] amddma_resv_wait_timeout+0x7f/0xf0 [amdkcl]
[677852.634831] amdgpu_vm_wait_idle+0x2d/0x60 [amdgpu]
[677852.635026] amdgpu_flush+0x34/0x50 [amdgpu]
[677852.635208] filp_flush+0x38/0x90
[677852.635213] filp_close+0x14/0x30
[677852.635216] do_close_on_exec+0xdd/0x130
[677852.635221] begin_new_exec+0x1da/0x490
[677852.635225] load_elf_binary+0x307/0xea0
[677852.635231] ? srso_alias_return_thunk+0x5/0xfbef5
[677852.635235] ? ima_bprm_check+0xa2/0xd0
[677852.635240] search_binary_handler+0xda/0x260
[677852.635245] exec_binprm+0x58/0x1a0
[677852.635249] bprm_execve.part.0+0x16f/0x210
[677852.635254] bprm_execve+0x45/0x80
[677852.635257] do_execveat_common.isra.0+0x190/0x200
Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Gang Ba <Gang.Ba@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'lib/crypto/mpi/mpi-sub-ui.c')
0 files changed, 0 insertions, 0 deletions